Individual Calculations July 2008
 Grondsma, Mark  Total change: 6.90  Rating chartPersonal card
 Dutch Team Competition - 3E - round 7-9 Various NED 2007-09-15
RcRownchangeKK*chgGame
 2097 2108 2.00 3 0.46 15 6.90 
  De Bruijn, Aad 2062 NED1.0010.44156.60 
  Cupido, Alexander 2145 NED0.5010.05150.75 
  Schoffelmeer, Frans 2085 NED0.501-0.0315-0.45 

Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change)
 

 

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